1227013044 has 48 divisors (see below), whose sum is σ = 2919745920. Its totient is φ = 400982400.

The previous prime is 1227013033. The next prime is 1227013049. The reversal of 1227013044 is 4403107221.

It is a happy number.

It is a super-2 number, since 2×1227013044² = 3011122020292291872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1227013049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119922 + ... + 129750.

It is an arithmetic number, because the mean of its divisors is an integer number (60828040).

Almost surely, 2^1227013044 is an apocalyptic number.

It is an amenable number.

1227013044 is an abundant number, since it is smaller than the sum of its proper divisors (1692732876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1227013044 is a wasteful number, since it uses less digits than its factorization.

1227013044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10040 (or 10038 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 1227013044 is about 35028.7459667057. The cubic root of 1227013044 is about 1070.5732637218.

The spelling of 1227013044 in words is "one billion, two hundred twenty-seven million, thirteen thousand, forty-four".